'Ohi'A

Metrosideros macropus

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Myrtaceae
Genus:
Metrosideros
Species:
Metrosideros macropus
USDA Symbol:
MEMA4

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Tree
Height:
500 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
jan,feb,mar,apr,may,jun,jul,aug,sep,oct,nov,dec
Bloom Colors:
red
Landscaping Shrub:
Yes

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)

Garden & Ecology Notes

Wildlife Value:
birds, bees
Salt Tolerant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Can resprout from roots and trunk after fire damage, typical of Hawaiian Metrosideros species.

Soil Requirements

Soil Type:
rich, well-drained volcanic soil
pH:
5.5 - 6.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
native to volcanic slopes with high organic matter

Propagation & Germination

Stratification:
None required
Germination Time:
14–60 days
Notes:
Seeds are very fine and require light for germination. Surface sow and keep moist.

The above propagation data sourced from Claude AI